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* Copyright 2019 The Android Open Source Project
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* See the License for the specific language governing permissions and
* limitations under the License.
#pragma once
#include <mutex>
#include <unordered_map>
#include <vector>
#include <graphicsenv/GpuStatsInfo.h>
#include <graphicsenv/GraphicsEnv.h>
#include <utils/String16.h>
#include <utils/Vector.h>
namespace android {
class GpuStats {
GpuStats() = default;
~GpuStats() = default;
// Insert new gpu stats into global stats and app stats.
void insert(const std::string& driverPackageName, const std::string& driverVersionName,
uint64_t driverVersionCode, int64_t driverBuildTime,
const std::string& appPackageName, const int32_t vulkanVersion,
GraphicsEnv::Driver driver, bool isDriverLoaded, int64_t driverLoadingTime);
// Insert target stats into app stats or potentially global stats as well.
void insertTargetStats(const std::string& appPackageName, const uint64_t driverVersionCode,
const GraphicsEnv::Stats stats, const uint64_t value);
// dumpsys interface
void dump(const Vector<String16>& args, std::string* result);
// Pull gpu global stats
void pullGlobalStats(std::vector<GpuStatsGlobalInfo>* outStats);
// Pull gpu app stats
void pullAppStats(std::vector<GpuStatsAppInfo>* outStats);
// This limits the worst case number of loading times tracked.
static const size_t MAX_NUM_LOADING_TIMES = 50;
// Dump global stats
void dumpGlobalLocked(std::string* result);
// Dump app stats
void dumpAppLocked(std::string* result);
// Append cpuVulkanVersion and glesVersion to system driver stats
void interceptSystemDriverStatsLocked();
// Below limits the memory usage of GpuStats to be less than 10KB. This is
// the preferred number for statsd while maintaining nice data quality.
static const size_t MAX_NUM_APP_RECORDS = 100;
// GpuStats access should be guarded by mLock.
std::mutex mLock;
// Key is driver version code.
std::unordered_map<uint64_t, GpuStatsGlobalInfo> mGlobalStats;
// Key is <app package name>+<driver version code>.
std::unordered_map<std::string, GpuStatsAppInfo> mAppStats;
} // namespace android